131061920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:798

約数の個数: 96

約数和(自身を含む): 341288640

約数和(自身を除く): 210226720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 113, 160, 176, 220, 226, 352, 440, 452, 565, 659, 880, 904, 1130, 1243, 1318, 1760, 1808, 2260, 2486, 2636, 3295, 3616, 4520, 4972, 5272, 6215, 6590, 7249, 9040, 9944, 10544, 12430, 13180, 14498, 18080, 19888, 21088, 24860, 26360, 28996, 36245, 39776, 49720, 52720, 57992, 72490, 74467, 99440, 105440, 115984, 144980, 148934, 198880, 231968, 289960, 297868, 372335, 579920, 595736, 744670, 819137, 1159840, 1191472, 1489340, 1638274, 2382944, 2978680, 3276548, 4095685, 5957360, 6553096, 8191370, 11914720, 13106192, 16382740, 26212384, 32765480, 65530960, 131061920]

約数ペア:

[(1, 131061920), (2, 65530960), (4, 32765480), (5, 26212384), (8, 16382740), (10, 13106192), (11, 11914720), (16, 8191370), (20, 6553096), (22, 5957360), (32, 4095685), (40, 3276548), (44, 2978680), (55, 2382944), (80, 1638274), (88, 1489340), (110, 1191472), (113, 1159840), (160, 819137), (176, 744670), (220, 595736), (226, 579920), (352, 372335), (440, 297868), (452, 289960), (565, 231968), (659, 198880), (880, 148934), (904, 144980), (1130, 115984), (1243, 105440), (1318, 99440), (1760, 74467), (1808, 72490), (2260, 57992), (2486, 52720), (2636, 49720), (3295, 39776), (3616, 36245), (4520, 28996), (4972, 26360), (5272, 24860), (6215, 21088), (6590, 19888), (7249, 18080), (9040, 14498), (9944, 13180), (10544, 12430)]